What is CVE-2019-13972?

CVE-2019-13972 is a medium-severity vulnerability in Layerbb, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-07-19.

How severe is CVE-2019-13972?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Layerbb

CVE-2019-13972

LayerBB 1.1.3 allows XSS via the application/commands/new.php pm_title variable, a related issue to CVE-2019-17997.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-07-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-10-26.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Layerbb — versions 1.1.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

blog.topsec.com.cn/天融信关于layerbb-1-1-3-xss漏洞分析/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-13972?: CVE-2019-13972 is a medium-severity vulnerability in Layerbb, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-07-19.
How severe is CVE-2019-13972?: Medium severity. CVSS v3 base score is 6.1 out of 10.